Alright, let's solve this math problem step by step. First, we have the number 576. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 399. So, we're going to take the number 576 and add it to itself 399 times.
Step 1: 0 + 576 = 576
Step 2: 576 + 576 = 1152
Step 3: 1152 + 576 = 1728
Step 4: 1728 + 576 = 2304
Step 5: 2304 + 576 = 2880
Step 6: 2880 + 576 = 3456
Step 7: 3456 + 576 = 4032
Step 8: 4032 + 576 = 4608
Step 9: 4608 + 576 = 5184
Step 10: 5184 + 576 = 5760
Step 11: 5760 + 576 = 6336
Step 12: 6336 + 576 = 6912
Step 13: 6912 + 576 = 7488
Step 14: 7488 + 576 = 8064
Step 15: 8064 + 576 = 8640
Step 16: 8640 + 576 = 9216
Step 17: 9216 + 576 = 9792
Step 18: 9792 + 576 = 10368
Step 19: 10368 + 576 = 10944
Step 20: 10944 + 576 = 11520
Step 21: 11520 + 576 = 12096
Step 22: 12096 + 576 = 12672
Step 23: 12672 + 576 = 13248
Step 24: 13248 + 576 = 13824
Step 25: 13824 + 576 = 14400
Step 26: 14400 + 576 = 14976
Step 27: 14976 + 576 = 15552
Step 28: 15552 + 576 = 16128
Step 29: 16128 + 576 = 16704
Step 30: 16704 + 576 = 17280
Step 31: 17280 + 576 = 17856
Step 32: 17856 + 576 = 18432
Step 33: 18432 + 576 = 19008
Step 34: 19008 + 576 = 19584
Step 35: 19584 + 576 = 20160
Step 36: 20160 + 576 = 20736
Step 37: 20736 + 576 = 21312
Step 38: 21312 + 576 = 21888
Step 39: 21888 + 576 = 22464
Step 40: 22464 + 576 = 23040
Step 41: 23040 + 576 = 23616
Step 42: 23616 + 576 = 24192
Step 43: 24192 + 576 = 24768
Step 44: 24768 + 576 = 25344
Step 45: 25344 + 576 = 25920
Step 46: 25920 + 576 = 26496
Step 47: 26496 + 576 = 27072
Step 48: 27072 + 576 = 27648
Step 49: 27648 + 576 = 28224
Step 50: 28224 + 576 = 28800
Step 51: 28800 + 576 = 29376
Step 52: 29376 + 576 = 29952
Step 53: 29952 + 576 = 30528
Step 54: 30528 + 576 = 31104
Step 55: 31104 + 576 = 31680
Step 56: 31680 + 576 = 32256
Step 57: 32256 + 576 = 32832
Step 58: 32832 + 576 = 33408
Step 59: 33408 + 576 = 33984
Step 60: 33984 + 576 = 34560
Step 61: 34560 + 576 = 35136
Step 62: 35136 + 576 = 35712
Step 63: 35712 + 576 = 36288
Step 64: 36288 + 576 = 36864
Step 65: 36864 + 576 = 37440
Step 66: 37440 + 576 = 38016
Step 67: 38016 + 576 = 38592
Step 68: 38592 + 576 = 39168
Step 69: 39168 + 576 = 39744
Step 70: 39744 + 576 = 40320
Step 71: 40320 + 576 = 40896
Step 72: 40896 + 576 = 41472
Step 73: 41472 + 576 = 42048
Step 74: 42048 + 576 = 42624
Step 75: 42624 + 576 = 43200
Step 76: 43200 + 576 = 43776
Step 77: 43776 + 576 = 44352
Step 78: 44352 + 576 = 44928
Step 79: 44928 + 576 = 45504
Step 80: 45504 + 576 = 46080
Step 81: 46080 + 576 = 46656
Step 82: 46656 + 576 = 47232
Step 83: 47232 + 576 = 47808
Step 84: 47808 + 576 = 48384
Step 85: 48384 + 576 = 48960
Step 86: 48960 + 576 = 49536
Step 87: 49536 + 576 = 50112
Step 88: 50112 + 576 = 50688
Step 89: 50688 + 576 = 51264
Step 90: 51264 + 576 = 51840
Step 91: 51840 + 576 = 52416
Step 92: 52416 + 576 = 52992
Step 93: 52992 + 576 = 53568
Step 94: 53568 + 576 = 54144
Step 95: 54144 + 576 = 54720
Step 96: 54720 + 576 = 55296
Step 97: 55296 + 576 = 55872
Step 98: 55872 + 576 = 56448
Step 99: 56448 + 576 = 57024
Step 100: 57024 + 576 = 57600
Step 101: 57600 + 576 = 58176
Step 102: 58176 + 576 = 58752
Step 103: 58752 + 576 = 59328
Step 104: 59328 + 576 = 59904
Step 105: 59904 + 576 = 60480
Step 106: 60480 + 576 = 61056
Step 107: 61056 + 576 = 61632
Step 108: 61632 + 576 = 62208
Step 109: 62208 + 576 = 62784
Step 110: 62784 + 576 = 63360
Step 111: 63360 + 576 = 63936
Step 112: 63936 + 576 = 64512
Step 113: 64512 + 576 = 65088
Step 114: 65088 + 576 = 65664
Step 115: 65664 + 576 = 66240
Step 116: 66240 + 576 = 66816
Step 117: 66816 + 576 = 67392
Step 118: 67392 + 576 = 67968
Step 119: 67968 + 576 = 68544
Step 120: 68544 + 576 = 69120
Step 121: 69120 + 576 = 69696
Step 122: 69696 + 576 = 70272
Step 123: 70272 + 576 = 70848
Step 124: 70848 + 576 = 71424
Step 125: 71424 + 576 = 72000
Step 126: 72000 + 576 = 72576
Step 127: 72576 + 576 = 73152
Step 128: 73152 + 576 = 73728
Step 129: 73728 + 576 = 74304
Step 130: 74304 + 576 = 74880
Step 131: 74880 + 576 = 75456
Step 132: 75456 + 576 = 76032
Step 133: 76032 + 576 = 76608
Step 134: 76608 + 576 = 77184
Step 135: 77184 + 576 = 77760
Step 136: 77760 + 576 = 78336
Step 137: 78336 + 576 = 78912
Step 138: 78912 + 576 = 79488
Step 139: 79488 + 576 = 80064
Step 140: 80064 + 576 = 80640
Step 141: 80640 + 576 = 81216
Step 142: 81216 + 576 = 81792
Step 143: 81792 + 576 = 82368
Step 144: 82368 + 576 = 82944
Step 145: 82944 + 576 = 83520
Step 146: 83520 + 576 = 84096
Step 147: 84096 + 576 = 84672
Step 148: 84672 + 576 = 85248
Step 149: 85248 + 576 = 85824
Step 150: 85824 + 576 = 86400
Step 151: 86400 + 576 = 86976
Step 152: 86976 + 576 = 87552
Step 153: 87552 + 576 = 88128
Step 154: 88128 + 576 = 88704
Step 155: 88704 + 576 = 89280
Step 156: 89280 + 576 = 89856
Step 157: 89856 + 576 = 90432
Step 158: 90432 + 576 = 91008
Step 159: 91008 + 576 = 91584
Step 160: 91584 + 576 = 92160
Step 161: 92160 + 576 = 92736
Step 162: 92736 + 576 = 93312
Step 163: 93312 + 576 = 93888
Step 164: 93888 + 576 = 94464
Step 165: 94464 + 576 = 95040
Step 166: 95040 + 576 = 95616
Step 167: 95616 + 576 = 96192
Step 168: 96192 + 576 = 96768
Step 169: 96768 + 576 = 97344
Step 170: 97344 + 576 = 97920
Step 171: 97920 + 576 = 98496
Step 172: 98496 + 576 = 99072
Step 173: 99072 + 576 = 99648
Step 174: 99648 + 576 = 100224
Step 175: 100224 + 576 = 100800
Step 176: 100800 + 576 = 101376
Step 177: 101376 + 576 = 101952
Step 178: 101952 + 576 = 102528
Step 179: 102528 + 576 = 103104
Step 180: 103104 + 576 = 103680
Step 181: 103680 + 576 = 104256
Step 182: 104256 + 576 = 104832
Step 183: 104832 + 576 = 105408
Step 184: 105408 + 576 = 105984
Step 185: 105984 + 576 = 106560
Step 186: 106560 + 576 = 107136
Step 187: 107136 + 576 = 107712
Step 188: 107712 + 576 = 108288
Step 189: 108288 + 576 = 108864
Step 190: 108864 + 576 = 109440
Step 191: 109440 + 576 = 110016
Step 192: 110016 + 576 = 110592
Step 193: 110592 + 576 = 111168
Step 194: 111168 + 576 = 111744
Step 195: 111744 + 576 = 112320
Step 196: 112320 + 576 = 112896
Step 197: 112896 + 576 = 113472
Step 198: 113472 + 576 = 114048
Step 199: 114048 + 576 = 114624
Step 200: 114624 + 576 = 115200
Step 201: 115200 + 576 = 115776
Step 202: 115776 + 576 = 116352
Step 203: 116352 + 576 = 116928
Step 204: 116928 + 576 = 117504
Step 205: 117504 + 576 = 118080
Step 206: 118080 + 576 = 118656
Step 207: 118656 + 576 = 119232
Step 208: 119232 + 576 = 119808
Step 209: 119808 + 576 = 120384
Step 210: 120384 + 576 = 120960
Step 211: 120960 + 576 = 121536
Step 212: 121536 + 576 = 122112
Step 213: 122112 + 576 = 122688
Step 214: 122688 + 576 = 123264
Step 215: 123264 + 576 = 123840
Step 216: 123840 + 576 = 124416
Step 217: 124416 + 576 = 124992
Step 218: 124992 + 576 = 125568
Step 219: 125568 + 576 = 126144
Step 220: 126144 + 576 = 126720
Step 221: 126720 + 576 = 127296
Step 222: 127296 + 576 = 127872
Step 223: 127872 + 576 = 128448
Step 224: 128448 + 576 = 129024
Step 225: 129024 + 576 = 129600
Step 226: 129600 + 576 = 130176
Step 227: 130176 + 576 = 130752
Step 228: 130752 + 576 = 131328
Step 229: 131328 + 576 = 131904
Step 230: 131904 + 576 = 132480
Step 231: 132480 + 576 = 133056
Step 232: 133056 + 576 = 133632
Step 233: 133632 + 576 = 134208
Step 234: 134208 + 576 = 134784
Step 235: 134784 + 576 = 135360
Step 236: 135360 + 576 = 135936
Step 237: 135936 + 576 = 136512
Step 238: 136512 + 576 = 137088
Step 239: 137088 + 576 = 137664
Step 240: 137664 + 576 = 138240
Step 241: 138240 + 576 = 138816
Step 242: 138816 + 576 = 139392
Step 243: 139392 + 576 = 139968
Step 244: 139968 + 576 = 140544
Step 245: 140544 + 576 = 141120
Step 246: 141120 + 576 = 141696
Step 247: 141696 + 576 = 142272
Step 248: 142272 + 576 = 142848
Step 249: 142848 + 576 = 143424
Step 250: 143424 + 576 = 144000
Step 251: 144000 + 576 = 144576
Step 252: 144576 + 576 = 145152
Step 253: 145152 + 576 = 145728
Step 254: 145728 + 576 = 146304
Step 255: 146304 + 576 = 146880
Step 256: 146880 + 576 = 147456
Step 257: 147456 + 576 = 148032
Step 258: 148032 + 576 = 148608
Step 259: 148608 + 576 = 149184
Step 260: 149184 + 576 = 149760
Step 261: 149760 + 576 = 150336
Step 262: 150336 + 576 = 150912
Step 263: 150912 + 576 = 151488
Step 264: 151488 + 576 = 152064
Step 265: 152064 + 576 = 152640
Step 266: 152640 + 576 = 153216
Step 267: 153216 + 576 = 153792
Step 268: 153792 + 576 = 154368
Step 269: 154368 + 576 = 154944
Step 270: 154944 + 576 = 155520
Step 271: 155520 + 576 = 156096
Step 272: 156096 + 576 = 156672
Step 273: 156672 + 576 = 157248
Step 274: 157248 + 576 = 157824
Step 275: 157824 + 576 = 158400
Step 276: 158400 + 576 = 158976
Step 277: 158976 + 576 = 159552
Step 278: 159552 + 576 = 160128
Step 279: 160128 + 576 = 160704
Step 280: 160704 + 576 = 161280
Step 281: 161280 + 576 = 161856
Step 282: 161856 + 576 = 162432
Step 283: 162432 + 576 = 163008
Step 284: 163008 + 576 = 163584
Step 285: 163584 + 576 = 164160
Step 286: 164160 + 576 = 164736
Step 287: 164736 + 576 = 165312
Step 288: 165312 + 576 = 165888
Step 289: 165888 + 576 = 166464
Step 290: 166464 + 576 = 167040
Step 291: 167040 + 576 = 167616
Step 292: 167616 + 576 = 168192
Step 293: 168192 + 576 = 168768
Step 294: 168768 + 576 = 169344
Step 295: 169344 + 576 = 169920
Step 296: 169920 + 576 = 170496
Step 297: 170496 + 576 = 171072
Step 298: 171072 + 576 = 171648
Step 299: 171648 + 576 = 172224
Step 300: 172224 + 576 = 172800
Step 301: 172800 + 576 = 173376
Step 302: 173376 + 576 = 173952
Step 303: 173952 + 576 = 174528
Step 304: 174528 + 576 = 175104
Step 305: 175104 + 576 = 175680
Step 306: 175680 + 576 = 176256
Step 307: 176256 + 576 = 176832
Step 308: 176832 + 576 = 177408
Step 309: 177408 + 576 = 177984
Step 310: 177984 + 576 = 178560
Step 311: 178560 + 576 = 179136
Step 312: 179136 + 576 = 179712
Step 313: 179712 + 576 = 180288
Step 314: 180288 + 576 = 180864
Step 315: 180864 + 576 = 181440
Step 316: 181440 + 576 = 182016
Step 317: 182016 + 576 = 182592
Step 318: 182592 + 576 = 183168
Step 319: 183168 + 576 = 183744
Step 320: 183744 + 576 = 184320
Step 321: 184320 + 576 = 184896
Step 322: 184896 + 576 = 185472
Step 323: 185472 + 576 = 186048
Step 324: 186048 + 576 = 186624
Step 325: 186624 + 576 = 187200
Step 326: 187200 + 576 = 187776
Step 327: 187776 + 576 = 188352
Step 328: 188352 + 576 = 188928
Step 329: 188928 + 576 = 189504
Step 330: 189504 + 576 = 190080
Step 331: 190080 + 576 = 190656
Step 332: 190656 + 576 = 191232
Step 333: 191232 + 576 = 191808
Step 334: 191808 + 576 = 192384
Step 335: 192384 + 576 = 192960
Step 336: 192960 + 576 = 193536
Step 337: 193536 + 576 = 194112
Step 338: 194112 + 576 = 194688
Step 339: 194688 + 576 = 195264
Step 340: 195264 + 576 = 195840
Step 341: 195840 + 576 = 196416
Step 342: 196416 + 576 = 196992
Step 343: 196992 + 576 = 197568
Step 344: 197568 + 576 = 198144
Step 345: 198144 + 576 = 198720
Step 346: 198720 + 576 = 199296
Step 347: 199296 + 576 = 199872
Step 348: 199872 + 576 = 200448
Step 349: 200448 + 576 = 201024
Step 350: 201024 + 576 = 201600
Step 351: 201600 + 576 = 202176
Step 352: 202176 + 576 = 202752
Step 353: 202752 + 576 = 203328
Step 354: 203328 + 576 = 203904
Step 355: 203904 + 576 = 204480
Step 356: 204480 + 576 = 205056
Step 357: 205056 + 576 = 205632
Step 358: 205632 + 576 = 206208
Step 359: 206208 + 576 = 206784
Step 360: 206784 + 576 = 207360
Step 361: 207360 + 576 = 207936
Step 362: 207936 + 576 = 208512
Step 363: 208512 + 576 = 209088
Step 364: 209088 + 576 = 209664
Step 365: 209664 + 576 = 210240
Step 366: 210240 + 576 = 210816
Step 367: 210816 + 576 = 211392
Step 368: 211392 + 576 = 211968
Step 369: 211968 + 576 = 212544
Step 370: 212544 + 576 = 213120
Step 371: 213120 + 576 = 213696
Step 372: 213696 + 576 = 214272
Step 373: 214272 + 576 = 214848
Step 374: 214848 + 576 = 215424
Step 375: 215424 + 576 = 216000
Step 376: 216000 + 576 = 216576
Step 377: 216576 + 576 = 217152
Step 378: 217152 + 576 = 217728
Step 379: 217728 + 576 = 218304
Step 380: 218304 + 576 = 218880
Step 381: 218880 + 576 = 219456
Step 382: 219456 + 576 = 220032
Step 383: 220032 + 576 = 220608
Step 384: 220608 + 576 = 221184
Step 385: 221184 + 576 = 221760
Step 386: 221760 + 576 = 222336
Step 387: 222336 + 576 = 222912
Step 388: 222912 + 576 = 223488
Step 389: 223488 + 576 = 224064
Step 390: 224064 + 576 = 224640
Step 391: 224640 + 576 = 225216
Step 392: 225216 + 576 = 225792
Step 393: 225792 + 576 = 226368
Step 394: 226368 + 576 = 226944
Step 395: 226944 + 576 = 227520
Step 396: 227520 + 576 = 228096
Step 397: 228096 + 576 = 228672
Step 398: 228672 + 576 = 229248
Step 399: 229248 + 576 = 229824

So, 576*399 = 229824